1077Qualifying expenditure on in-house direct R&DU.K.
(1)A company's “qualifying expenditure on in-house direct research and development” means expenditure incurred by it in relation to which conditions A, B and C are met.
(2)Condition A is that the expenditure is—
(a)incurred on staffing costs (see section 1123),
(b)incurred on software or consumable items (see section 1125),
(c)qualifying expenditure on externally provided workers (see section 1127), or
(d)incurred on relevant payments to the subjects of a clinical trial (see section 1140).
(3)Condition B is that the expenditure is attributable to relevant research and development undertaken by the company itself.
(4)Condition C is that, if the expenditure is incurred in carrying on activities contracted out to the company, the activities are contracted out by—
(a)a large company, or
(b)any person otherwise than in the course of carrying on a chargeable trade.
(5)A “chargeable trade” is—
(a)a trade, profession or vocation carried on wholly or partly in the United Kingdom, the profits of which are chargeable to income tax under Chapter 2 of Part 2 of ITTOIA 2005, or
(b)a trade carried on wholly or partly in the United Kingdom, the profits of which are chargeable to corporation tax under Chapter 2 of Part 3 of this Act.
(6)See sections 1124, 1126 and 1132 for provision about when expenditure within subsection (2)(a), (b) or (c) is attributable to relevant research and development.